2. Give 3 examples of mathematical sentence using <, >, =. One for each example.
3. Create 2 open sentences and 2 closed sentences.

IV. Let: A = {integers from 1 to 10}B = {a, b, c, d, e}C = {1, 2, 3, 4, 5}D = {vowels in the English alphabet}Determine whether the pairs of sets are joint, disjoint, equal, or equivalent
1. Sets A and B ________________
2. Sets C and B ________________
3. Sets C and D ________________
4. Sets B and D ________________
5. Sets A and C ________________